Grow Organic HM Digital TDS EC/Temp Hydrotester

The HM Digital pH HydroTester is a reliable pH meter that is ideal for testing applications such as hydroponics and gardening, pools and spas, aquariums and…

by Grow Organic · Grass Valley, CA

🚚 Free shipping on orders over $100 · Ships from California

Designed for use in hydroponic greenhouses, this waterproof EC, TDS, and temperature tester is great for making sure plants have the ideal amount of nutrients…

by Gemplers · Janesville, WI

🚚 Ships from Wisconsin

No more switching between meters because the Hanna pH, EC and TDS Combo Meter does it all! Features a replaceable pH electrode with a cloth junction for…

by Gemplers · Janesville, WI

🚚 Ships from Wisconsin

The Rapitest® Digital Moisture Meter tests for moisture at the roots. You no longer risk overwatering a healthy plant just because the soil near the surface…

by Grow Organic · Grass Valley, CA

🚚 Free shipping on orders over $100 · Ships from California

This conductivity/TDS tester is great for a range of applications including, aquaculture, food, vineyard, labs, and water treatment. This 3-in-1 meter tests…

by Gemplers · Janesville, WI

🚚 Ships from Wisconsin

Expertly calibrated to ensure accuracy in the field, this easy-to-use digital probe quickly and precisely measures soil moisture, salinity (EC) and surface…

by Gemplers · Janesville, WI

🚚 Ships from Wisconsin

HM Digital pH Storage Solution (2 oz) is an essential product for gardeners and small-scale farmers who rely on accurate pH readings to maintain optimal soil…

by Grow Organic · Grass Valley, CA

🚚 Free shipping on orders over $100 · Ships from California

Just 1 tool accurately measures 4 critical tests! All plants prefer certain growing conditions. With this multi-purpose meter, you can easily measure soil pH…

by Territorial Seed · Cottage Grove, OR

🚚 Ships from Oregon

A convenient and portable all-in-one meter for measuring pH, conductivity, and temperature. The Bluelab meter is easy-to-read and use with the simple push…

by Gemplers · Janesville, WI

🚚 Ships from Wisconsin

Get fast and accurate soil moisture, EC (salinity), and temperature measurements with the SpotOn® Turf Moisture Meter. Use the SpotView™ App to capture…

by Gemplers · Janesville, WI

🚚 Ships from Wisconsin

Ensure optimal nutrients for your plants with this robust and accurate meter. Simply dig the meter into solution and flashing lights provide precise readings…

by Gemplers · Janesville, WI

🚚 Ships from Wisconsin

Milwaukee's MW803 4-in-1 tester is advanced and accurate for reading pH, conductivity, TDS, and temperature. The meter incudes automatic calibration and…

by Gemplers · Janesville, WI

🚚 Ships from Wisconsin

Phos Fish 1-7-0 is a high-phosphorus fish hydrolysate. What is particularly unique about Phos Fish, compared to other similar products, is that the phosphorus…

by Grow Organic · Grass Valley, CA

🚚 Free shipping on orders over $100 · Ships from California

Southwest Native - Wildflower Mix Annuals and Perennials Open Pollinated. A blend of native wildflowers designed for the arid Southwest. Contains: Arroyo…

by Grow Organic · Grass Valley, CA

🚚 Free shipping on orders over $100 · Ships from California

Cypress Vine - Maiden's Feather (Heirloom) - Quamoclit pennata Annual Vine New cultivar of this rare heat-loving climber whose star-shaped petite flowers in…

by Grow Organic · Grass Valley, CA

🚚 Free shipping on orders over $100 · Ships from California

These terrific “personal sized” 1 pound butternuts mature at just 4 to 5 inches tall on space saving, powdery mildew resistant vines that easily climb a fence…

by Grow Organic · Grass Valley, CA

🚚 Free shipping on orders over $100 · Ships from California

Sugar Baby Watermelon is a compact, early-maturing variety known for its sweet flavor and small, manageable size. Perfect for small gardens or backyard…

by Grow Organic · Grass Valley, CA

🚚 Free shipping on orders over $100 · Ships from California

English Thyme, an essential perennial herb for gardens and containers, forms an attractive mound of highly fragrant, robust leaves. Its pink to lavender…

by Grow Organic · Grass Valley, CA

🚚 Free shipping on orders over $100 · Ships from California

California Bluebell is a charming annual wildflower native to the Mojave and Sonoran deserts of California, prized for its vivid cobalt-blue, bell-shaped…

by Grow Organic · Grass Valley, CA

🚚 Free shipping on orders over $100 · Ships from California

The White Plastic Plant Labels (Package of 24) are an essential tool for home gardeners, small-scale farmers, and plant enthusiasts looking to keep their…

by Grow Organic · Grass Valley, CA

🚚 Free shipping on orders over $100 · Ships from California

Perma-Guard Diatomaceous Earth is a natural, food-grade product made from fossilized remains of microscopic aquatic plants called diatoms. These plants…

by Grow Organic · Grass Valley, CA

🚚 Free shipping on orders over $100 · Ships from California

Organic cotton T-shirt. “Grow Organic . . . for life” Preshrunk organic cotton Short Sleeved Peaceful Valley Logo Cool and comfortable

by Grow Organic · Grass Valley, CA

🚚 Free shipping on orders over $100 · Ships from California

The 1/2" Poly Tubing Mounting Clip (Pack of 5) is a practical solution for organizing and securing your drip irrigation system. Designed for use with standard…

by Grow Organic · Grass Valley, CA

🚚 Free shipping on orders over $100 · Ships from California

Provide safe and effective tree support with these durable 10-inch straps designed to protect trunks from damage during staking. Made from soft yet strong…

by Grow Organic · Grass Valley, CA

🚚 Free shipping on orders over $100 · Ships from California